Do you need to calculate the rate at which something changes over time? Whether it's the change in the x-value over the change in the y-value of a line on a graph, or the distance travelled by a car ...

A team of physicists, geologists and signal theorists from the University of Granada, Spain, has developed a machine-learning-based algorithm designed to predict when Mount St. Helens will erupt. A ...

For ax 2 + bx + c = 0, (α, β) = [–b ± √(b 2 – 4ac)]/2ac, where α and β are the roots of the equation. Sum of roots = –b/a Product of roots = c/a If roots of a quadratic equation are given, then the ...

SANTA CRUZ – Instead of shooting paint-ball guns with friends or loafing at home, 15-year-old Nash McQuaide has spent a chunk of summer break hunkered down trying to solve algebraic equations.

From 1990 to 2007, the proportion of eighth-graders taking algebra has nearly doubled, reaching 31 percent, and eighth-graders now take algebra more commonly than any other math course. In Minnesota, ...